CPU Comparison

Core i7-7820HQ vs Intel Core i7-8750H

A side-by-side comparison of specs, performance and value. The Intel Core i7-7820HQ is a high-performance mobile processor launched in January 2017 for premium laptops and mobile workstations. Based on the Kaby Lake-H architecture, this 14nm quad-core CPU features Hyper-Threading, allowing it to process 8 threads simultaneously. It operates at a base clock of 2.9 GHz and boosts up to 3.9 GHz, offering strong single-threaded performance for a wide variety of applications. With a 45W TDP, it is intended for thicker laptop chassis capable of dissipating significant heat. The processor includes 8MB of L3 cache and supports dual-channel DDR4-2400 or LPDDR3 memory. It features Intel HD Graphics 630, providing reliable display outputs and hardware media decoding. The 'HQ' suffix denotes a high-performance BGA package, meaning it is soldered to the motherboard and cannot be upgraded. The i7-7820HQ was a popular choice in 2017 for high-end business laptops and upper-mid-range gaming systems, balancing cost and performance effectively.

Intel · 7th Generation Core i7
Core i7-7820HQ
4C / 8T3.9 GHz45 W
7.5
Full review
Top pick
Intel · Core i7
Intel Core i7-8750H
6C / 12T4.1 GHz45 W
9
Full review

The Bottom Line

Overview & Launch

Brand
Intel
Intel
Market
Mobile
Mobile
Segment
High-Performance Mobile
Mobile High Performance
Generation
7th Gen
Core i7 (Coffee Lake-H)
Launched
2017
2018
Status
End-of-life
End-of-life
Codename
Kaby Lake-H
Coffee Lake-H
Series
7th Generation Core i7
Core i7
Family
Kaby Lake-H
8th Generation
Predecessor
Core i7-6820HQ
Intel Core i7-7700HQ
Successor
Core i7-8750H
Intel Core i7-9750H

Specifications Compared

Cores & Clocks
Cores
4
6
Threads
8
12
Base Clock
2.9 GHz
2.2 GHz
Boost Clock
3.9 GHz
4.1 GHz
Cache & Power
L3 Cache
8 MB
12 MB
TDP
45 W
45 W
Architecture
Architecture
Kaby Lake-H
Coffee Lake-H
Process Node
14nm
14nm
Memory
Memory Type
DDR4, LPDDR3
DDR4
Memory Speed
DDR4-2400, LPDDR3-2133
2666 MT/s
Memory Channels
Dual (2)
Dual (2)
Max Memory
64 GB
128 GB
Platform & I/O
Socket
Intel BGA 1440
Intel BGA 1440
PCIe Version
PCIe 3.0
Gen 3
PCIe Lanes
16
16
Integrated GPU
Yes
Yes
Unlocked
No
No

Performance Compared

Productivity

Core i7-7820HQ
Intel Core i7-8750H88

12 threads make quick work of rendering and compiling.

Gaming

Core i7-7820HQ
Intel Core i7-8750H85

Handles modern mid-range GPUs (up to RTX 2070) without bottlenecking.

Virtualization

Core i7-7820HQ
Intel Core i7-8750H85

Good for running VMs on a laptop.

Efficiency

Core i7-7820HQ
Intel Core i7-8750H70

45W TDP can get hot and loud in thin laptops.

Specialized Performance

AI / ML

Core i7-7820HQ

No data

Intel Core i7-8750HLimited
  • No AI hardware
  • 12 threads provide decent CPU inference

Content Creation

Core i7-7820HQ

No data

Intel Core i7-8750HVery Good
Premiere ProDaVinci ResolveBlenderUnreal Engine

Gaming

Core i7-7820HQ

No data

Intel Core i7-8750HVery Good
  • Pairs perfectly with GTX 1660 Ti to RTX 2070
  • Can struggle to maintain 4.1 GHz in poorly cooled laptops
  • Excellent for 1080p high-refresh gaming

Industry Impact

Gaming
Moderate
Very High
Workstations
Moderate
High
Content Creation
Moderate
High
Virtualization
Low
Moderate

Best CPU by Use Case

Gaming
Good
Business Productivity
Excellent
1080p Gaming
Excellent
4K Video Editing
Very Good
3D Rendering on the go
Good
Programming
Excellent
VR Gaming
Very Good

Target Audience

Gamers
Targeted
Targeted
Content Creators
Targeted
Targeted
Developers
Targeted
Targeted
Workstation Users
Targeted
Streamers
Targeted
Targeted
Office / Productivity
Students
Targeted

Strengths & Weaknesses

Core i7-7820HQ

Pros

  • Good 3.9 GHz single-core performance
  • Full 8MB L3 cache
  • Configurable TDP for laptop designs
  • Includes Quick Sync for media

Cons

  • Only 4 cores
  • High 45W TDP limits battery life
  • Soldered to motherboard
  • Cannot be overclocked
Intel Core i7-8750H

Pros

  • 6 cores / 12 threads
  • Excellent gaming performance
  • Good multi-threaded capability
  • Widely supported in laptops

Cons

  • Runs hot in thin laptops
  • Soldered to motherboard
  • 45W TDP limits battery life
  • Older 14nm process

Competitors & Alternatives

Core i7-7820HQ

  • Intel Core i7-7700HQ

    High-Performance Mobile

    Rival
  • Intel Core i7-7920HQ

    High-Performance Mobile

    Rival
  • Intel Core i7-7820HK

    High-Performance Mobile

    Rival
  • AMD FX-9800P

    Mainstream Mobile

    Rival
  • Intel Core i5-7300HQ

    Mainstream Mobile

    Rival
  • Next-gen 6-core upgrade with much better multi-threading.

    Compare head-to-head
  • AMD Ryzen 7 3750H
    Alt

    Newer alternative with similar performance.

  • Intel Core i7-7660U
    Alt

    Lower power alternative for thinner laptops.

Intel Core i7-8750H

  • AMD Ryzen 7 2700H

    Mobile High Performance

    Rival
  • AMD Ryzen 7 2800H

    Mobile High Performance

    Rival
  • Intel Core i5-8300H

    Mobile High Performance

    Rival
  • Intel Core i9-8950HK

    Mobile High Performance

    Rival
    Compare head-to-head
  • AMD Ryzen 5 2600H

    Mobile High Performance

    Rival
  • Intel Core i7-9750H
    Alt

    Successor with higher clocks and better optimization.

  • Intel Core i7-10750H
    Alt

    10th Gen alternative with similar core count.

  • AMD Ryzen 7 4800H
    Alt

    Vastly superior efficiency and 8 cores.

  • Slightly slower but runs cooler in budget laptops.

    Compare head-to-head
  • AMD Ryzen 5 4600H
    Alt

    Better budget alternative with modern architecture.

Our Verdict on Each

Core i7-7820HQSituational

A solid and popular mobile CPU in 2017, offering great performance for gaming and professional apps, though 4 cores show their age today.

Best for: Buying a used 2017 laptop for cheap

Read the full review

A legendary mobile CPU that brought real desktop-class hexa-core performance to laptops, remaining viable for modern gaming.

Best for: Buying a budget used gaming laptop for 1080p gaming.

Read the full review

Frequently Asked Questions

Which is better, Core i7-7820HQ or Intel Core i7-8750H?

Based on our editorial ratings, the Intel Core i7-8750H comes out ahead with a score of 9/10. That said, the best choice depends on your workload — check the spec and performance breakdown above for gaming, productivity and efficiency differences.

Which is faster for gaming, Core i7-7820HQ or Intel Core i7-8750H?

For gaming, the Intel Core i7-8750H leads with a gaming performance score of 85/100 among Core i7-7820HQ and Intel Core i7-8750H.

Do Core i7-7820HQ and Intel Core i7-8750H use the same socket?

Yes — all of these CPUs use the Intel BGA 1440 socket, so they share compatible motherboards.

Which has more cores?

The Intel Core i7-8750H has the most cores. Core counts: Core i7-7820HQ (4 cores), Intel Core i7-8750H (6 cores).

Which is faster in multi-core benchmarks?

The Intel Core i7-8750H posts the highest multi-core benchmark score. Multi-core results: Core i7-7820HQ (0), Intel Core i7-8750H (13,500). Benchmark figures are approximate and workload-dependent.